def blur_image()

in source/lambda_function.py [0:0]


def blur_image(image_data, file_format):
    img = Image.open(BytesIO(image_data))
    blurred = img.filter(ImageFilter.GaussianBlur(32))
    
    blurred_byte_arr = BytesIO()
    blurred.save(blurred_byte_arr, format=file_format)
    return blurred_byte_arr.getvalue()